## Introductory Chemistry (5th Edition)

Published by Pearson

# Chapter 1 - The Chemical World - Exercises - Questions - Page 10: 1

#### Answer

The bubbles come from CO$_2$ escaping from the pressurized bottle.

#### Work Step by Step

When soda is made, CO$_2$ is forced under high pressure to dissolve into the liquid. When the bottle is opened, pressure is released, producing the fizz.

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